“A processing Processing and Utilization of Used Cooking Oil into Dish Soap in Domas Village, Pontang District: Limbah, Minyak Jelantah, Sabun Cuci Piring” (2024) JURNAL PENGABDIAN VOKASI ( JAPESI ), 2(2), pp. 1–6. doi:10.30656/japesi.v2i2.6837.